InChI=1/C21H21FN2O3/c1-27-16-6-7-18-14(10-16)11-19(23-18)21(26)24-9-8-17(20(25)12-24)13-2-4-15(22)5-3-13/h2-7,10-11,17,19-20,25H,8-9,12H2,1H3/p+1/t17-,19+,20+/m0/s1/fC21H22FN2O3/h23H/q+1 F2E0FF401E9D0EB7